TCP/IP protocol stack

You should write not more than 1500 words. Answering the following two questions:

Part A.

(a)   Describe the main functions of the Operating System of a standard PC. Refer to at least two operating systems in your description.]

–          What are two of operating system?

–          Give an example?

Part B.

(b)   Describe the TCP/IP protocol stack. Give examples of protocols at each level. Describe the main difference between TCP and UDP (both Transport Layer protocols).

–          What is the TCP/IP protocol stack?

–          What are protocols at each level?

–          What are TCP and UDP?

–          What is the main difference between TCP/UDP?

Solution: